000 00306nam a22000977a 4500
008 240801b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aMedlars indexing manual
260 _aMaryland:
_bNational Library of Medicine,
_c1977
942 _2udc
_cREP
999 _c65548
_d65548